Physical therapy, medication and puncture and aspiration can be given for fluid accumulation after minimally invasive lumbar protrusion. If there is a small amount of effusion after minimally invasive treatment of lumbar protrusion, physical therapy such as hot compresses, interferential ultrasound, infrared irradiation, low-frequency pulsed magnetic therapy, and baked electricity can be given to promote the absorption of effusion, which has a very good effect of dissipating and improving the absorption of the effusion. Medicines such as mannitol, Mai Zhi Ling tablets, Panax ginseng capsules and other diuretics and microcirculation improvement medicines can also be given to promote the absorption of effusion, so as to alleviate the swelling and other symptoms. If there is a lot of fluid, puncture and aspiration can be given. Lifestyle should also be improved in daily life, such as avoiding sedentary, bending and heavy lifting, and bed rest should be the main focus to strengthen the protection of the lumbar region. The effusion after lumbar protrusion minimally invasive should be treated in time, not self-medication, so as not to cause adverse consequences.